Lower mount cover for an outboard engine



FIG. 1 is a front elevation view of a lower mount cover for an outboard engine, showing our new design;

FIG. 2 is a rear elevation view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a right side elevation view thereof;

FIG. 5 is a left side elevation view thereof; and,

FIG. 6 is a perspective view thereof.

The broken line shown in all of the figures is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a lower mount cover for an outboard engine, as shown and described. 